A train of some length passes the platform of length 400 m in 45 seconds . Find the length of train if the speed of train is 66 km/hr .

A train crosses a platform of length 250 m in 20 seconds and crosses a pole in 10 seconds. Find the length of train.

A 150 m long train crosses a platform in 15s. What is the length of the platform if the speed of the train is 90 km/h?

Train A of length 240 m can cross a platform of length 480 m in 36 second. The ratio of speed of Train A and Train B is 4:5. Then find the length of Train B if Train B can cross a pole in 24 seconds .